Leah Zitter is a technical writer who covers high tech. She holds a Ph.D. in psychology research and a master’s in philosophy and advanced logic. Eleven years ago, researchers warned in the journal ...

The image used in this post is of a small group of students sitting in a room together, (seemingly) energetically talking about the issues at hand. This is an example of synchronous discussion—the ...

The bell rings at 10:00 a.m. A teacher begins explaining quadratic equations. Some students lean forward, pencils ready. Others stare at the clock. A few are still turning yesterday’s lesson over in ...